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1
: electric potential or potential difference expressed in volts
2
: intensity of feeling
Examples of voltage in a Sentence
We measured the change in voltage across the circuit.
Recent Examples on the Web
When the motor is working hard, the voltage drops as the motor pulls power from the battery.
—Julian Chokkattu, WIRED, 29 Dec. 2024
The transformers that power neon lights run at extremely high voltage — up to 15,000 volts — and sometimes fry themselves to death.
—Christopher Bonanos, Curbed, 17 Dec. 2024
The waves also begin when the electrical voltage in many neurons rises and falls simultaneously once per second.
—Laura Baisas, Popular Science, 12 Dec. 2024
Thanks to careful engineering of the device’s gate interface, his team created arrays of CNT transistors with a high current and record-breaking transconductance, a figure that relates the voltage applied to a transistor to its output current.
—IEEE Spectrum, 12 Dec. 2024
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Word History
First Known Use
1890, in the meaning defined at sense 1
Phrases Containing voltage
Dictionary Entries Near voltage
Cite this Entry
“Voltage.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/voltage. Accessed 3 Jan. 2025.
Kids Definition
voltage
noun
volt·age
ˈvōl-tij
: potential difference measured in volts
More from Merriam-Webster on voltage
Nglish: Translation of voltage for Spanish Speakers
Britannica.com: Encyclopedia article about voltage
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